Free Online Tools For Developers
Check out some of the Tools:
Merge PDFs, Delete, Rotate, Rearrange PagesUse this tool to join or merge PDF files into a single PDF document. In addition, you can delete, rotate and rearrenge pages in the position you want.
Split PDFDivide your PDF document into several parts, either by fixed or customized size. In which each range of pages will be converted into an independent PDF file.
Number PDFAdd page numbers to your PDF. Define from which number and page you want to start numbering, in addition to choosing the number format and font style.
PDF to ImageConvert each page of your PDF to an image file in JPG format or extract all the images contained in your PDF to individual JPG files.
Image CompressorOptimize your images for faster loading on websites, emails and social networks, significantly favoring your SEO and Digital Marketing strategies.
Images ConverterEasily convert your image files from one format to another. You can, for example, use this tool to convert a photo in JPG format to PNG or WEBP and vice versa.
Base64This tool converts images to Base64. Encode your image to Base64 in a very easy way, just insert an image and press the Convert button.
Emoji PickerPicking an emoji has never been easier. The Emoji Picker organizes a cool collection of Emojis by categories in addition to having a search engine for keywords.
Color PickerFind the ideal colors for your projects in our color and shade palettes. Also find out which colors harmonize with a given color.
Image ColorsFind out which colors appear most in a given image (JPG, PNG, SVG, WEBP...). Obtain the respective hexadecimal codes of the identified dominant colors.
Color ConverterConvert one color format to another. Get the codes for a color converted to other color systems, such as RGB to hexadecimal or vice versa, for example. To perform this conversion, just insert the color you want to convert, either by code or name, so that it is represented in other color models, such as RGB, Hexadecimal, HSL and HSV. Then click on the color format you want to copy to get its code.
Credit CardGenerate dummy credit cards completely randomly for software testing purposes. Check if a certain card number is valid using the Luhn algorithm.
CPF (Brazil)Generate fictitious CPF numbers, but valid for software testing purposes. Also use this tool to validate CPF numbers according to its algorithm.
CNPJ (Brazil)Generate fictitious CNPJ numbers, but valid for software testing purposes. Also use this tool to validate CNPJ numbers according to its algorithm.
QR Code - LogoQR Codes are a great marketing and communication tool. Be sure to put a Qr Code on your business cards or pamphlets so that your customers can easily access your website, profile page or portfolio.
BarcodeThis tool enables you to generate barcodes very quickly and easily. Download the generated barcode image for label printing. This tool supports several formats.
XML to JSONThis tool helps you to convert data in XML to the equivalent JSON format. This functionality can be used in cases when software does not accept input files in XML format.
Number BaseUse this tool to convert numbers from one base to another (binary, decimal, octal, hexadecimal...). Get the representations of numbers in different number bases.
Calculate %Perform percentage calculations quite easily. Just find the sentence that represents your problem (e.g., How much is X% Y?), fill in the fields and you're done.
CSS ValidatorWith this free online tool you can easily check if your CSS code contains any syntax errors to be corrected, thus preventing problems in styling your website.
Email ExtractorExtract all email addresses hidden in text content, thus creating a list of contacts from those emails. This tool won't display the same email found more than once.